[INFO] cloning repository https://github.com/tul1/state-pattern
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tul1/state-pattern" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftul1%2Fstate-pattern", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftul1%2Fstate-pattern'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dfa0b4e461211db7ffd9eb2e2caa6cfca71c268a
[INFO] checking tul1/state-pattern against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftul1%2Fstate-pattern" "/workspace/builds/worker-47/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-47/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tul1/state-pattern on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tul1/state-pattern
[INFO] finished tweaking git repo https://github.com/tul1/state-pattern
[INFO] tweaked toml for git repo https://github.com/tul1/state-pattern written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] crate git repo https://github.com/tul1/state-pattern already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9deeeaae5ccca1ccb2b70b568d62a852df031eccf0d51d32b4aef041562b6f12
[INFO] running `Command { std: "docker" "start" "-a" "9deeeaae5ccca1ccb2b70b568d62a852df031eccf0d51d32b4aef041562b6f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9deeeaae5ccca1ccb2b70b568d62a852df031eccf0d51d32b4aef041562b6f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9deeeaae5ccca1ccb2b70b568d62a852df031eccf0d51d32b4aef041562b6f12", kill_on_drop: false }`
[INFO] [stdout] 9deeeaae5ccca1ccb2b70b568d62a852df031eccf0d51d32b4aef041562b6f12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf053bf1d43fbfeda3591956a9a6f55a2da5a3bae360f78b211ad14792f62bc6
[INFO] running `Command { std: "docker" "start" "-a" "bf053bf1d43fbfeda3591956a9a6f55a2da5a3bae360f78b211ad14792f62bc6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking state-pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/lib.rs:45:27
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/lib.rs:51:24
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn add_text(&self, post: &mut String, text: &str) {}
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/lib.rs:51:43
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn add_text(&self, post: &mut String, text: &str) {}
[INFO] [stdout]    |                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/lib.rs:45:27
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/lib.rs:51:24
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn add_text(&self, post: &mut String, text: &str) {}
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/lib.rs:51:43
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn add_text(&self, post: &mut String, text: &str) {}
[INFO] [stdout]    |                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "bf053bf1d43fbfeda3591956a9a6f55a2da5a3bae360f78b211ad14792f62bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf053bf1d43fbfeda3591956a9a6f55a2da5a3bae360f78b211ad14792f62bc6", kill_on_drop: false }`
[INFO] [stdout] bf053bf1d43fbfeda3591956a9a6f55a2da5a3bae360f78b211ad14792f62bc6